Panic in my environment.
# uname -a
FreeBSD *******.*****-****.*** 5.0-CURRENT FreeBSD 5.0-CURRENT #2: Wed Mar 12 18:39:05
JST 2003 [EMAIL PROTECTED]:/usr/obj/usr/src/sys/MELFINA i386
There are no dmesg in vmcore.0, but I saw process name as mount_procfs
in after fsck(when panic). So I removed procfs in /etc/fstab. Then
there are no problem.
# gdb -k /usr/obj/usr/src/sys/MELFINA/kernel.debug vmcore.0
GNU gdb 5.2.1 (FreeBSD)
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This GDB was configured as "i386-undermydesk-freebsd"...
panic: bremfree: removing a buffer not on a queue
panic messages:
---
dmesg: kernel message buffer has different magic number
---
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:239
239 dumping++;
(kgdb) bt
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:239
#1 0xc01c68ca in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:371
#2 0xc01c6bc2 in panic () at /usr/src/sys/kern/kern_shutdown.c:542
#3 0xc0209070 in bremfreel (bp=0xce611278) at /usr/src/sys/kern/vfs_bio.c:630
#4 0xc0208f82 in bremfree (bp=0x0) at /usr/src/sys/kern/vfs_bio.c:612
#5 0xc020af4c in vfs_bio_awrite (bp=0x0) at /usr/src/sys/kern/vfs_bio.c:1682
#6 0xc02e0e1a in ffs_fsync (ap=0xd68fdb60) at /usr/src/sys/ufs/ffs/ffs_vnops.c:257
#7 0xc02dfef7 in ffs_sync (mp=0xc43d6000, waitfor=2, cred=0xc150ae80, td=0xc039f640)
at vnode_if.h:612
#8 0xc021f9c6 in sync (td=0xc039f640, uap=0x0)
at /usr/src/sys/kern/vfs_syscalls.c:138
#9 0xc01c63ef in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:280
#10 0xc01c6bc2 in panic () at /usr/src/sys/kern/kern_shutdown.c:542
#11 0xc02d9152 in softdep_disk_io_initiation (bp=0xce611278)
at /usr/src/sys/ufs/ffs/ffs_softdep.c:3466
#12 0xc02118af in cluster_wbuild (vp=0xc56b336c, size=16384, start_lbn=524, len=3)
at buf.h:422
#13 0xc020af2a in vfs_bio_awrite (bp=0xce64a690) at /usr/src/sys/kern/vfs_bio.c:1675
#14 0xc020b9a9 in flushbufqueues () at /usr/src/sys/kern/vfs_bio.c:2132
#15 0xc020b775 in buf_daemon () at /usr/src/sys/kern/vfs_bio.c:2054
#16 0xc01b1a73 in fork_exit (callout=0xc020b650 <buf_daemon>, arg=0x0, frame=0x0)
at /usr/src/sys/kern/kern_fork.c:871
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